| Baculoviral IAP repeat-containing protein 3 (Fragment) | BIRC3 | H0YCJ5 | 1 |
| Baculoviral IAP repeat-containing protein 5 (Fragment) | BIRC5 | K7EMW2 | 1 |
| BAF53A protein | BAF53A | Q6FI97 | 1 |
| BAG family molecular chaperone regulator 3 (Fragment) | BAG3 | C9JFK9 | 1 |
| BAH and coiled-coil domain-containing protein 1 | BAHCC1 | A0A075B747 | 1 |
| BAI1-associated protein 3 (BAP3) | BAIAP3 KIAA0734 | O94812 | 1 |
| Band 4.1-like protein 1 | EPB41L1 | A0A0C4DH22 | 1 |
| Band 4.1-like protein 1 (Fragment) | EPB41L1 | Q4VXN1 | 1 |
| Band 4.1-like protein 1 (Fragment) | EPB41L1 | H7C2K6 | 1 |
| Band 4.1-like protein 2 | EPB41L2 | E9PPC9 | 1 |
| Band 4.1-like protein 3 (cDNA FLJ77757) | EPB41L3 | A8K968 | 1 |
| Bardet-Biedl syndrome 10 protein | BBS10 C12orf58 | Q8TAM1 | 1 |
| Bardet-Biedl syndrome 7 protein (BBS2-like protein 1) | BBS7 BBS2L1 | Q8IWZ6 | 1 |
| Barrier-to-autointegration factor (Breakpoint cluster region protein 1) [Cleaved into: Barrier-to-autointegration factor, N-terminally processed] | BANF1 BAF BCRG1 | Q6FGG7 | 1 |
| Basal body-orientation factor 1 (Coiled-coil domain-containing protein 176) | BBOF1 C14orf45 CCDC176 | Q8ND07 | 1 |
| Basement membrane-specific heparan sulfate proteoglycan core protein (Fragment) | HSPG2 | H7BYA5 | 1 |
| Basic leucine zipper and W2 domain-containing protein 1 (Fragment) | BZW1 | H0Y503 | 1 |
| Basic leucine zipper and W2 domain-containing protein 2 | BZW2 | B5MCH7 | 1 |
| Basic leucine zipper and W2 domain-containing protein 2 (Putative uncharacterized protein BZW2) (Fragment) | BZW2 | Q75MG1 | 1 |
| Basic salivary proline-rich protein 1 | PRB1 | G3V1M9 | 1 |
| Basic salivary proline-rich protein 1 (HCG26567, isoform CRA_b) | PRB1 hCG_26567 | G5E9X6 | 1 |
| Basigin | BSG | A0A087WUV8 | 1 |
| Basigin (Fragment) | BSG | A0A087X2B5 | 1 |
| Bcl-2-binding component 3 (JFY-1) (p53 up-regulated modulator of apoptosis) | BBC3 PUMA | Q96PG8 | 1 |
| Bcl-2-like protein 1 (Fragment) | BCL2L1 | Q5QP56 | 1 |
| Bcl-2-like protein 12 | BCL2L12 | A0A087WSV0 | 1 |
| Bcl-2-like protein 13 | BCL2L13 | A0A087WTL4 | 1 |
| Bcl-2-like protein 15 (Bcl2-L-15) | BCL2L15 C1orf178 | Q5TBC7 | 1 |
| Bcl-2-related ovarian killer protein (hBOK) (Bcl-2-like protein 9) (Bcl2-L-9) | BOK BCL2L9 | Q9UMX3 | 1 |
| BCL-6 corepressor (BCoR) | BCOR KIAA1575 | Q6W2J9 | 1 |
| Bcl2-associated agonist of cell death | BAD | F5GYS3 | 1 |
| Bcl2-associated agonist of cell death (BAD) (Bcl-2-binding component 6) (Bcl-2-like protein 8) (Bcl2-L-8) (Bcl-xL/Bcl-2-associated death promoter) (Bcl2 antagonist of cell death) | BAD BBC6 BCL2L8 | Q92934 | 1 |
| BCL6 corepressor/retinoic acid receptor alpha fusion protein | BCOR-RARA | E3UVQ2 | 1 |
| BCR/ABL fusion protein isoform X8 (Breakpoint cluster region protein) | BCR/ABL fusion BCR | A9UF01 | 1 |
| BCS1-like variant (Fragment) | 0 | Q53EX1 | 1 |
| Beclin-1 (Fragment) | BECN1 | K7EN35 | 1 |
| Beclin-2 (Beclin-1 autophagy-related pseudogene 1) (Beclin-1-like protein 1) | BECN2 BECN1L1 BECN1P1 | A8MW95 | 1 |
| BEN domain-containing protein 2 | BEND2 CXorf20 | Q8NDZ0 | 1 |
| BEN domain-containing protein 4 | BEND4 | A0A0C4DGU1 | 1 |
| BEN domain-containing protein 7 | BEND7 C10orf30 | Q8N7W2 | 1 |
| Bestrophin | BEST1 | B7Z1N8 | 1 |
| Bestrophin-2 (Vitelliform macular dystrophy 2-like protein 1) | BEST2 VMD2L1 | Q8NFU1 | 1 |
| Bestrophin-3 (Vitelliform macular dystrophy 2-like protein 3) | BEST3 VMD2L3 | Q8N1M1 | 1 |
| Bestrophin-4 (Vitelliform macular dystrophy 2-like protein 2) | BEST4 VMD2L2 | Q8NFU0 | 1 |
| BET1-like protein | BET1L | H7BXT7 | 1 |
| Beta actin (Fragment) | 0 | K4EP00 | 1 |
| Beta globin (Fragment) | HBB | O95408 | 1 |
| Beta,beta-carotene 9',10'-oxygenase (EC 1.13.11.71) (B-diox-II) (Beta-carotene dioxygenase 2) | BCO2 BCDO2 | Q9BYV7 | 1 |
| Beta,beta-carotene 9',10'-oxygenase (Fragment) | BCO2 | H0YCL7 | 1 |
| Beta-1 adrenergic receptor (Beta-1 adrenoreceptor) (Beta-1 adrenoceptor) | ADRB1 ADRB1R B1AR | P08588 | 1 |
| Beta-1,3-galactosyl-O-glycosyl-glycoprotein beta-1,6-N-acetylglucosaminyltransferase (EC 2.4.1.102) (Core 2-branching enzyme) (Core2-GlcNAc-transferase) (C2GNT) (Core 2 GNT) | GCNT1 NACGT2 | Q02742 | 1 |
| Beta-1,3-glucosyltransferase (Beta3Glc-T) (EC 2.4.1.-) (Beta 3-glucosyltransferase) (Beta-3-glycosyltransferase-like) | B3GLCT B3GALTL B3GTL | Q6Y288 | 1 |
| Beta-1,3-N-acetylglucosaminyltransferase lunatic fringe | LFNG | A0A087X191 | 1 |
| Beta-1,3-N-acetylglucosaminyltransferase manic fringe (EC 2.4.1.222) (O-fucosylpeptide 3-beta-N-acetylglucosaminyltransferase) | MFNG | O00587 | 1 |
| Beta-1,4 N-acetylgalactosaminyltransferase 2 (EC 2.4.1.-) (Sd(a) beta-1,4-GalNAc transferase) (UDP-GalNAc:Neu5Aca2-3Galb-R b1,4-N-acetylgalactosaminyltransferase) | B4GALNT2 GALGT2 | Q8NHY0 | 1 |
| Beta-1,4-galactosyltransferase 2 (Beta-1,4-GalTase 2) (Beta4Gal-T2) (b4Gal-T2) (EC 2.4.1.-) (UDP-Gal:beta-GlcNAc beta-1,4-galactosyltransferase 2) (UDP-galactose:beta-N-acetylglucosamine beta-1,4-galactosyltransferase 2) [Includes: Lactose synthase A protein (EC 2.4.1.22); N-acetyllactosamine synthase (EC 2.4.1.90) (Nal synthase); Beta-N-acetylglucosaminylglycopeptide beta-1,4-galactosyltransferase (EC 2.4.1.38); Beta-N-acetylglucosaminyl-glycolipid beta-1,4-galactosyltransferase (EC 2.4.1.-)] | B4GALT2 | O60909 | 1 |
| Beta-1,4-mannosyl-glycoprotein 4-beta-N-acetylglucosaminyltransferase (EC 2.4.1.144) (N-glycosyl-oligosaccharide-glycoprotein N-acetylglucosaminyltransferase III) (GNT-III) (GlcNAc-T III) (N-acetylglucosaminyltransferase III) | MGAT3 GGNT3 | Q09327 | 1 |
| Beta-1,6-N-acetylglucosaminyltransferase 2 | IGnT2 | Q08M29 | 1 |
| Beta-2-glycoprotein 1 (Fragment) | APOH | J3QRN2 | 1 |
| Beta-2-microglobulin | 0 | A6XMH5 | 1 |
| Beta-2-microglobulin | B2M | J3KNU0 | 1 |
| Beta-4 tubulin (Fragment) | 0 | A4UCU2 | 1 |
| Beta-arrestin-1 (Fragment) | ARRB1 | H0YET9 | 1 |
| Beta-chimaerin (Beta-chimerin) (Rho GTPase-activating protein 3) | CHN2 ARHGAP3 BCH | P52757 | 1 |
| Beta-crystallin A3 [Cleaved into: Beta-crystallin A3, isoform A1, Delta4 form; Beta-crystallin A3, isoform A1, Delta7 form; Beta-crystallin A3, isoform A1, Delta8 form] | CRYBA1 CRYB1 | P05813 | 1 |
| Beta-crystallin A4 (Beta-A4 crystallin) | CRYBA4 | P53673 | 1 |
| Beta-crystallin S (Gamma-S-crystallin) (Gamma-crystallin S) | CRYGS CRYG8 | P22914 | 1 |
| Beta-defensin 105 (Beta-defensin 5) (BD-5) (DEFB-5) (Defensin, beta 105) | DEFB105A BD5 DEFB105 DEFB5; DEFB105B | Q8NG35 | 1 |
| Beta-defensin 118 (Beta-defensin 18) (DEFB-18) (Defensin, beta 118) (Epididymal secretory protein 13.6) (ESP13.6) | DEFB118 C20orf63 DEFB18 ESC42 | Q96PH6 | 1 |
| Beta-defensin 121 (Beta-defensin 21) (DEFB-21) (Defensin, beta 121) | DEFB121 DEFB21 | Q5J5C9 | 1 |
| Beta-enolase (Fragment) | ENO3 | E5RGZ4 | 1 |
| Beta-galactosidase (EC 3.2.1.23) (Acid beta-galactosidase) (Lactase) (Elastin receptor 1) | GLB1 ELNR1 | P16279 | 1 |
| Beta-galactosidase (Fragment) | GLB1 | C9J4G9 | 1 |
| Beta-galactosidase-1-like protein 2 (EC 3.2.1.-) | GLB1L2 MSTP014 UNQ210/PRO236 | Q8IW92 | 1 |
| Beta-galactosidase-1-like protein 3 (EC 3.2.1.-) | GLB1L3 | Q8NCI6 | 1 |
| Beta-hexosaminidase subunit alpha | HEXA | H3BTD4 | 1 |
| Beta-klotho (BKL) (BetaKlotho) (Klotho beta-like protein) | KLB | Q86Z14 | 1 |
| Beta-parvin | PARVB | A0A087WZB5 | 1 |
| Beta-secretase 1 (EC 3.4.23.46) (Aspartyl protease 2) (ASP2) (Asp 2) (Beta-site amyloid precursor protein cleaving enzyme 1) (Beta-site APP cleaving enzyme 1) (Memapsin-2) (Membrane-associated aspartic protease 2) | BACE1 BACE KIAA1149 | P56817 | 1 |
| Beta-soluble NSF attachment protein (N-ethylmaleimide-sensitive factor attachment protein, beta, isoform CRA_d) | NAPB hCG_22369 | A0A087WZQ7 | 1 |
| BICD family-like cargo adapter 1 (Bicaudal D-related protein 1) (BICD-related protein 1) (BICDR-1) (Coiled-coil domain-containing protein 64A) (CCDC64A) | BICDL1 BICDR1 CCDC64 | Q6ZP65 | 1 |
| Bifunctional epoxide hydrolase 2 | EPHX2 | E5RFU2 | 1 |
| Bifunctional epoxide hydrolase 2 | EPHX2 | E5RFH6 | 1 |
| Bifunctional glutamate/proline--tRNA ligase (Fragment) | EPRS | V9GYZ6 | 1 |
| Bifunctional heparan sulfate N-deacetylase/N-sulfotransferase 2 (EC 2.8.2.8) (Glucosaminyl N-deacetylase/N-sulfotransferase 2) (NDST-2) (N-heparan sulfate sulfotransferase 2) (N-HSST 2) [Includes: Heparan sulfate N-deacetylase 2 (EC 3.-.-.-); Heparan sulfate N-sulfotransferase 2 (EC 2.8.2.-)] | NDST2 HSST2 | P52849 | 1 |
| Bifunctional heparan sulfate N-deacetylase/N-sulfotransferase 3 (EC 2.8.2.8) (Glucosaminyl N-deacetylase/N-sulfotransferase 3) (NDST-3) (hNDST-3) (N-heparan sulfate sulfotransferase 3) (N-HSST 3) [Includes: Heparan sulfate N-deacetylase 3 (EC 3.-.-.-); Heparan sulfate N-sulfotransferase 3 (EC 2.8.2.-)] | NDST3 HSST3 UNQ2544/PRO4998 | O95803 | 1 |
| Bifunctional heparan sulfate N-deacetylase/N-sulfotransferase 4 (EC 2.8.2.8) (Glucosaminyl N-deacetylase/N-sulfotransferase 4) (NDST-4) (N-heparan sulfate sulfotransferase 4) (N-HSST 4) [Includes: Heparan sulfate N-deacetylase 4 (EC 3.-.-.-); Heparan sulfate N-sulfotransferase 4 (EC 2.8.2.-)] | NDST4 HSST4 | Q9H3R1 | 1 |
| Bile acid receptor | NR1H4 | G8JLB0 | 1 |
| Bile acid receptor (Farnesoid X-activated receptor) (Farnesol receptor HRR-1) (Nuclear receptor subfamily 1 group H member 4) (Retinoid X receptor-interacting protein 14) (RXR-interacting protein 14) | NR1H4 BAR FXR HRR1 RIP14 | Q96RI1 | 1 |
| Bile acid-CoA:amino acid N-acyltransferase (BACAT) (BAT) (EC 2.3.1.65) (Glycine N-choloyltransferase) (Long-chain fatty-acyl-CoA hydrolase) (EC 3.1.2.2) | BAAT | Q14032 | 1 |
| Bile acyl-CoA synthetase (BACS) (EC 6.2.1.7) (Bile acid-CoA ligase) (BA-CoA ligase) (BAL) (Cholate--CoA ligase) (Fatty acid transport protein 5) (FATP-5) (Fatty-acid-coenzyme A ligase, very long-chain 3) (Solute carrier family 27 member 5) (Very long-chain acyl-CoA synthetase homolog 2) (VLCS-H2) (VLCSH2) (Very long-chain acyl-CoA synthetase-related protein) (VLACS-related) (VLACSR) | SLC27A5 ACSB ACSVL6 FACVL3 FATP5 | Q9Y2P5 | 1 |
| Biliverdin reductase A (BVR A) (EC 1.3.1.24) (Biliverdin-IX alpha-reductase) | BLVRA BLVR BVR | O95019 | 1 |
| Binder of sperm protein homolog 1 (Bovine seminal plasma protein homolog 1) (Bovine seminal plasma protein-like 1) | BSPH1 | Q075Z2 | 1 |
| Biogenesis of lysosome-related organelles complex 1 subunit 1 | BLOC1S1 | F8VP73 | 1 |
| Biogenesis of lysosome-related organelles complex 1 subunit 6 (Fragment) | BLOC1S6 | H3BPR6 | 1 |
| Biotin--protein ligase (Fragment) | HLCS | C9JCQ9 | 1 |
| Bitter taste receptor T2R2 (Fragment) | Hosa(Biaka)-T2R2 Hosa(Adygei)-T2R2 | Q50KZ9 | 1 |
| Bleomycin hydrolase | BLMH | J3KS79 | 1 |
| Bleomycin hydrolase (BH) (BLM hydrolase) (BMH) (EC 3.4.22.40) | BLMH | B2R796 | 1 |
| Bleomycin hydrolase (Fragment) | BLMH | K7ESE8 | 1 |